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4" straight pipe exhaust too quiet!

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Old Nov 16, 2009 | 06:33 AM
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From: Kersey, PA
4" straight pipe exhaust too quiet!

I just put a 4" straight pipe exhaust on my 04.5 (no cat or muffler), stock 4" pipe with a MBRP 5" tip (extended 2-3" past stock exhaust tip). The exhaust is way too quiet for my liking. Any way to make this thing any louder (moving the mbrp tip, etc.)? Is a straight pipe 5" any louder without the drone? I don't want to go to stacks right now..the stock bed is small enought for me. I got a little spoiled running straight out the turbo while I was waiting to get the straight pipe in..lol.
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Old Nov 16, 2009 | 07:53 AM
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Dang, man, I have a turbo back 4, and it is loud as heck! Drive with your windows down... I don't know, must be the turbo I have on mine.

The 5 inch will be a little louder, but deeper.


Hood stack it.
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Old Nov 16, 2009 | 11:14 AM
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Originally Posted by madhat
Dang, man, I have a turbo back 4, and it is loud as heck! Drive with your windows down... I don't know, must be the turbo I have on mine.

The 5 inch will be a little louder, but deeper.


Hood stack it.
Tried with the slider open and windows down..still not impressed. I think the 5" tip may be muffling the sound, I am going to try removing it next (it was on the straight pipe when I bought it). The turbo sound is really muffled too..even after taking the silencer ring out it sounds stock. The hood stack would be my choice if it weren't for the **** laws in PA
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Old Nov 16, 2009 | 11:36 AM
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From: misplaced Idahoan stuck in Albuquerque, Roughneckin on RIG 270
the tip acts as a megaphone. remove the tip and I bet it is quieter. 5" it and get the drone the rest of us have! LOL. Mine is bearable but I also have 8" miterd stacks too.
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Old Nov 16, 2009 | 12:04 PM
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could always run a stack thru the hood? that should liven it up a bit
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Old Nov 16, 2009 | 12:10 PM
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Heck, just do a turn down underneath your truck, just after the cab. That'll fix it.
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Old Nov 16, 2009 | 12:26 PM
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have you tried tunnel blasting with it yet.....
(WOT in a tunnel or overpass?)
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Old Nov 16, 2009 | 01:15 PM
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i agree with madhat, turn it down under the cab and it will be loud as hell.
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Old Nov 16, 2009 | 02:43 PM
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From: Kersey, PA
Originally Posted by coonazzmegacab
i agree with madhat, turn it down under the cab and it will be loud as hell.
you read my mind..may try this next
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Old Nov 16, 2009 | 02:45 PM
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Originally Posted by checkster
could always run a stack thru the hood? that should liven it up a bit
I live in PA... probably not an option..they may fail inspection for no cat
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Old Nov 16, 2009 | 02:48 PM
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Turn down is loud as **** in the cab, but not outside, it just sounds like you have a hole in your exhaust. The 4" is louder in a higher pitch I have a 6"x24" magnaflow tip and my exhaust is louder than my brothers 5" exhaust w/ 7" tip but his is much deeper tone and throaty.
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Old Nov 16, 2009 | 03:39 PM
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From: misplaced Idahoan stuck in Albuquerque, Roughneckin on RIG 270
Originally Posted by dave78
you read my mind..may try this next
just get ready for your tailgate and undercarriage to be fragged by soot
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Old Nov 16, 2009 | 05:13 PM
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tunnel blastin is fun, smarty up, quad on and a heavy foot.......... 5 inch straight pipe rocks.
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Old Nov 16, 2009 | 08:00 PM
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If its too quiet for you now, it will only get quieter...as you lose more of your hearing!
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Old Nov 16, 2009 | 09:19 PM
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When I changed out the turbo My five inch became unbearable, I may have to fine a muffler....
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